chapter 5 Flashcards
state of conciousness– events of which you are aware
consious
state including things removed from awareness but still effect your body
noncoscious
what are the two parts of the unconcious
- preconcious- events just outside of our awareness but can be brought back in
- subconcious- things different to bring into awareness but affect our behavior, thoughts, emotions, etc.
state of altered concious
sleep
why do we sleep?
brain restoration
what is teh superchiasmatic nucleus?
responsible for our 24 hour clock-hypothalamus
what is the basic rest activity cycle>
90 min cycle
graph explaining brain activty electrically
EEG
electrical activity of muscles
EMG
tells if the eyes are moving
EOG
electrocardiograph
EKG
what is the flow of brain waves?
Beta-Alpha-Theta-Delta
explain BETA waves
awake, normal muscle tone, stage 0- kinda sleepy, eyes closed, relaxed, vitals are irregular
explain ALPHA waves
stage 0- starts here vitals regulate
explain stage 1 of sleep
breath deepens, regulate vitals, hypnotic hullucinations